Jaw cysts are classified to inflammatory cyst and developmentl cyst according to their etiology. The periapical cyst is the most common of all the jaw cysts, and it is resulted from inflammatory stimualtion of epithelial remnants. The
developmental
cysts divide into odontogenic cyst and nonodontogenic cyst according to its origin. Jaw cysts have been diagnosed and managed by dental surgical department. However, more the patients have been refered to otolaryngology department, more interest
and
experiences are required. Their anatomical relationship with paranasal sinuses, nasal cavity, and oral cavity is more impressed. Much attention should be payed on differential diagnosis because it is related to the prognosis and treatment plan of
the
disease.
For ten years, form 1985 to 1994, the authors experienced 41 cases of jaw cysts.
The most common cyst was radicular cyst, and followed by dentigerous cyst, nasopalatine duct cyst, and nasolabial cyst. Their radiologic features are radiolucent with well-demarcated lesion. Common symptoms and signs were abscess and inflammatory
symptoms and swelling around alveola and iaw. (Korean J Otolaryngo1 39 : 6, 1996)
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